Remove implicit conversions from scoped_refptr to T* in content/browser/indexed_db/

content/browser/indexed_db/indexed_db_active_blob_registry_unittest.cc

Index: content/browser/indexed_db/indexed_db_active_blob_registry_unittest.cc
diff --git a/content/browser/indexed_db/indexed_db_active_blob_registry_unittest.cc b/content/browser/indexed_db/indexed_db_active_blob_registry_unittest.cc
index ee43019f05a175011bfd2c8e7a6246c69b779023..986a464cdf426a28d9e6f2bb29de591335f32088 100644
--- a/content/browser/indexed_db/indexed_db_active_blob_registry_unittest.cc
+++ b/content/browser/indexed_db/indexed_db_active_blob_registry_unittest.cc
@@ -101,7 +101,8 @@ class IndexedDBActiveBlobRegistryTest : public testing::Test {
   IndexedDBActiveBlobRegistryTest()
       : task_runner_(new base::TestSimpleTaskRunner),
         factory_(new RegistryTestMockFactory),
-        backing_store_(new MockIDBBackingStore(factory_, task_runner_)),
+        backing_store_(
+            new MockIDBBackingStore(factory_.get(), task_runner_.get())),
         registry_(new IndexedDBActiveBlobRegistry(backing_store_.get())) {}
 
   void RunUntilIdle() { task_runner_->RunUntilIdle(); }